Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/12/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/13/2023 14:16:36 -70.21, 142.31 113.63 09/13/2023 14:17:15 -70.22, 142.33 113.62 1.94 39
2 09/13/2023 15:07:20 70.10, -50.22 66.28 09/13/2023 15:06:42 70.12, -50.17 66.30 3.15 38
3 09/16/2023 05:42:58 70.90, 89.66 68.10 09/16/2023 05:44:06 70.81, 91.45 67.98 66.32 68
4 09/16/2023 06:33:28 -70.17,-101.86 112.64 09/16/2023 06:33:46 -70.15,-101.89 112.66 2.50 18
5 09/16/2023 07:24:11 70.07, 65.61 67.27 09/16/2023 07:23:12 70.05, 65.60 67.25 2.35 59
6 09/18/2023 21:59:37 70.25,-153.52 68.46 09/18/2023 22:00:44 70.27,-153.47 68.47 2.78 67
7 09/18/2023 22:50:19 -70.15, 13.95 111.64 09/18/2023 22:50:14 -70.16, 14.01 111.62 2.53 5
8 09/18/2023 23:40:57 69.73,-178.11 67.96 09/18/2023 23:39:46 69.78,-178.89 68.02 30.60 71
9 09/21/2023 14:16:28 70.18, -37.64 69.43 09/21/2023 14:17:14 70.19, -37.70 69.43 2.50 46
10 09/21/2023 15:07:10 -70.08, 129.84 110.67 09/21/2023 15:06:44 -70.08, 129.78 110.66 2.25 26
11 09/24/2023 06:33:20 70.17, 78.15 70.46 09/24/2023 06:33:42 70.19, 78.19 70.47 2.24 22
12 09/24/2023 07:24:02 -70.07,-114.37 109.64 09/24/2023 07:23:12 -70.09,-114.32 109.62 2.96 50

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/12/2023
SNOs_Map_NPP_LANDSAT-9_20230912.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 09/12/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9